Home / 4,509.32-6,220.70-2,829.88

Finding the Fourth Proportional to 4,509.32, 6,220.70 and 2,829.88

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Solution

The fourth proportional to 4,509.32, 6,220.70 and 2,829.88 is: 3,903.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.32 : 6,220.70 = 2,829.88 : x
  2. Step 2: Convert to fraction form
    4,509.32/6,220.70 = 2,829.88/x
  3. Step 3: Cross multiply
    4,509.32x = 6,220.70 × 2,829.88
  4. Step 4: Simplify right side
    4,509.32x = 17,603,834.52
  5. Step 5: Solve for x
    x = 17,603,834.52/4,509.32
  6. Step 6: Final answer
    x = 3,903.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.